package com.groupYLP.CouponNexus.framework.result;

import com.groupYLP.CouponNexus.framework.errorCode.BaseErrorCode;
import com.groupYLP.CouponNexus.framework.exception.AbstractException;

import java.util.Optional;

/**
 * 构建全局返回对象构造器：方便开发者构建全局返回对象
 */
public final class Results {

    /**
     * 构造成功响应
     */
    public static Result<Void> success() {
        return new Result<Void>()
                .setCode(Result.SUCCESS_CODE);
    }

    /**
     * 构造带返回数据的成功响应
     * @param data
     * @return
     * @param <T>
     */
    public static <T> Result<T> success(T data) {
        return new Result<T>()
                .setCode(Result.SUCCESS_CODE)
                .setData(data);
    }

    /**
     * 构建服务端失败响应
     */
    public static Result<Void> failure() {
        return new Result<Void>()
                .setCode(BaseErrorCode.SERVICE_ERROR.code())
                .setMessage(BaseErrorCode.SERVICE_ERROR.message());
    }


    /**
     * 通过 AbstarctException 构建失败响应
     */
    public static Result<Void> failure(AbstractException abstractException) {
        String errorCode = Optional.ofNullable(abstractException.getErrorCode()).orElse(BaseErrorCode.SERVICE_ERROR.code());
        String errorMessage = Optional.ofNullable(abstractException.getErrorMessage()).orElse(BaseErrorCode.SERVICE_ERROR.message());

        return new Result<Void>()
                .setCode(errorCode)
                .setMessage(errorMessage);
    }

    /**
     * 通过errorCode、errorMessage构建失败
     * @param errorCode
     * @param errorMessage
     * @return
     */
    public static Result<Void> failure(String errorCode, String errorMessage) {
        return new Result<Void>()
                .setCode(errorCode)
                .setMessage(errorMessage);
    }


}
